package demo;

public class Person {
    private String name;
    private int age;
    private String birthday;

    public Person(){

    }

    public Person(String name){
        this.name = name;
    }

    public Person(int age){
        this.age = age;
    }

    public Person(String name,int age){
        this.name = name;
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getBirthday() {
        return birthday;
    }

    public void setBirthday(String birthday) {
        this.birthday = birthday;
    }

    public void eat(){
        System.out.println("啥都吃");
    }
}
